Home / 42,657.17-58,834.55-25,660.13

Finding the Fourth Proportional to 42,657.17, 58,834.55 and 25,660.13

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Solution

The fourth proportional to 42,657.17, 58,834.55 and 25,660.13 is: 35,391.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,657.17 : 58,834.55 = 25,660.13 : x
  2. Step 2: Convert to fraction form
    42,657.17/58,834.55 = 25,660.13/x
  3. Step 3: Cross multiply
    42,657.17x = 58,834.55 × 25,660.13
  4. Step 4: Simplify right side
    42,657.17x = 1,509,702,201.49
  5. Step 5: Solve for x
    x = 1,509,702,201.49/42,657.17
  6. Step 6: Final answer
    x = 35,391.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.